CN209896931U

CN209896931U - Bridge rectifier package

Info

Publication number: CN209896931U
Application number: CN201921245334.XU
Authority: CN
Inventors: 周威
Original assignee: Yangzhou Kenda Electronic Co Ltd
Current assignee: Yangzhou Kenda Electronic Co Ltd
Priority date: 2019-08-02
Filing date: 2019-08-02
Publication date: 2020-01-03
Anticipated expiration: 2029-08-02

Abstract

The utility model discloses a bridge rectifier encapsulates, include mount pad, casing, lead electrical pillar and rectifier silicon chip, the up end mid-mounting of mount pad has the casing, the open-top of casing is provided with the top cap, four corners of lower terminal surface of top cap all are the mounting panel of the mutual laminating of vertical fixedly connected with shells inner wall, the top of top cap is that the rectangular array sliding fit has four groups of connecting cylinders that run through the top cap, and is connected with the rectifier silicon chip between the two liang of bottoms of four groups of connecting cylinders. The utility model discloses in, at first, adopt endocyst snap-on connection structure, the production of conductor segment exposure phenomenon has been avoided to this kind of structure to reduced the production of conductor segment oxidation and rusty ization phenomenon, snap-on connection structure simultaneously, the use has both been set up in the daily of the circuit of being convenient for, has also promoted the efficiency of installation processing simultaneously, secondly, adopts combination formula mounting structure, and this kind of structure is convenient for rectifier encapsulation installation and dismantlement processing, thereby has promoted the efficiency of rectifier encapsulation processing.

Description

Bridge rectifier package

Technical Field

The utility model relates to a bridge rectifier encapsulation technical field especially relates to bridge rectifier encapsulation.

Background

The bridge rectifier is formed by bridge connection of four rectifier silicon chips and external encapsulation of insulating plastics, and a zinc metal shell is added outside the insulating layer of the high-power bridge rectifier for encapsulation, so that heat dissipation is enhanced.

However, the existing bridge rectifier package still has the disadvantages that: firstly, the junction adopts exposed structure mostly, easily leads to the production of conductor portion's oxidation and rusty ization phenomenon, needs the fastener to lock fixed processing when connecting simultaneously, and the operation is got up to waste time and energy, and the efficiency of installation processing is lower, secondly, adopts integral type structure mostly, and rectifier encapsulation installation is comparatively loaded down with trivial details with the dismantlement, and the efficiency of processing is lower.

SUMMERY OF THE UTILITY MODEL

The utility model aims to provide a: the bridge rectifier packaging structure aims to solve the problems that most of joints are of exposed structures, fastening pieces are needed to perform locking and fixing processing during connection, and the efficiency of installation processing is low.

In order to achieve the above purpose, the utility model adopts the following technical scheme:

bridge rectifier encapsulation, including mount pad, casing, lead electrical pillar and rectification silicon chip, the up end mid-mounting of mount pad has the casing, the open-top of casing is provided with the top cap, four corners of the lower terminal surface of top cap all are the mounting panel of vertical fixedly connected with shells inner wall laminating each other, the top of top cap is that the rectangle array cunning has four groups of connecting cylinders that run through the top cap, and is connected with the rectification silicon chip between two liang of bottoms of four groups of connecting cylinders, four groups of connecting cylinder tops all are provided with the spliced pole, and the bottom of spliced pole inlays and is equipped with and lead electrical pillar, the equal cunning of one side that the outside of casing is close to four groups of connecting cylinders has inlayed the pillar that runs through the casing, and the inner fixedly connected with of pillar runs through the fixture block.

As a further description of the above technical solution:

mounting holes are formed in four corners inside the mounting seat.

As a further description of the above technical solution:

the bottom fixedly connected with of mounting panel runs through the inserted block of casing, and wherein the inside of casing is close to one side of inserted block and has seted up the slot, and the interior table wall of slot and the exterior wall of inserted block laminate each other.

As a further description of the above technical solution:

the slot and the inserted block are both in a right trapezoid structure, and the right-angle sides of the slot and the inserted block face towards one side close to the top cover.

As a further description of the above technical solution:

the outside of the connecting column is horizontally screwed and connected with a locking stud penetrating through the connecting column through threads.

As a further description of the above technical solution:

and an extrusion spring is sleeved on the outer end face of the pull column between the shell and the clamping block.

As a further description of the above technical solution:

the vertical cross-sections of the clamping block and the clamping groove are both in a right-angle trapezoidal structure, and the right-angle sides of the clamping block and the clamping groove face towards one side close to the mounting seat.

To sum up, owing to adopted above-mentioned technical scheme, the beneficial effects of the utility model are that:

1. the utility model discloses in, adopt endocyst snap-on connection structure, the draw-in groove has been seted up in the conductive pillar outside of spliced pole bottom, be provided with the fixture block in the inboard of casing simultaneously, fix when the spliced pole is inboard when the wire closure, alright insert the inside of connecting cylinder with the spliced pole, under the spring action of extrusion spring, the fixture block just can block the inboard of draw-in groove, the production of conductor part exposure phenomenon has been avoided to this kind of structure, thereby the production of conductor part oxidation and rusty ization phenomenon has been reduced, snap-on connection structure simultaneously, the daily use of setting up of the circuit of both being convenient for, the efficiency of installation has also been promoted simultaneously.

2. The utility model discloses in, adopt combination formula mounting structure, the terminal surface is provided with mounting panel and inserted block under the top cap, the slot has been seted up to one side that is close to the inserted block in the inside of casing simultaneously, when need with connecting cylinder and top cap integral erection to casing top, be the vertical top of inserting the casing with the mounting panel, slide to when with the slot parallel and level when the inserted block, under the spring action of mounting panel, the inserted block just can block the inside of slot, the rectifier encapsulation installation and the dismantlement of being convenient for of this kind of structure are handled, thereby rectifier encapsulation processing's efficiency has been promoted.

Drawings

Fig. 1 is a schematic perspective view of a bridge rectifier package according to the present invention;

fig. 2 is a schematic cross-sectional structure diagram of a bridge rectifier package according to the present invention;

fig. 3 is a schematic view of a connection structure between the top cover and the housing according to the present invention.

Illustration of the drawings:

1. a mounting seat; 101. mounting holes; 2. a housing; 201. a slot; 3. a top cover; 301. mounting a plate; 302. inserting a block; 4. a connecting cylinder; 5. connecting columns; 6. a conductive post; 601. a card slot; 7. locking the stud; 8. pulling the column; 9. a clamping block; 10. a compression spring; 11. and (6) rectifying the silicon chip.

Detailed Description

The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments of the present invention, all other embodiments obtained by a person of ordinary skill in the art without creative efforts belong to the protection scope of the present invention.

Referring to fig. 1-3, the present invention provides a technical solution: the bridge rectifier package comprises a mounting seat 1, a shell 2, a conductive column 6 and a rectifying silicon chip 11, wherein the middle part of the upper end surface of the mounting seat 1 is provided with the shell 2, a top cover 3 is arranged at the opening part of the top part of the shell 2, four corners of the lower end surface of the top cover 3 are vertically and fixedly connected with mounting plates 301 which are mutually jointed with the inner wall of the shell 2, four groups of connecting cylinders 4 penetrating through the top cover 3 are slidably embedded into the top part of the top cover 3 in a rectangular array, and rectification silicon wafers 11 are connected between the bottoms of every two of the four groups of connecting cylinders 4, connecting columns 5 are arranged at the tops of the four groups of connecting cylinders 4, and the bottom of the connecting column 5 is embedded with a conductive column 6, one side of the outer part of the shell 2 close to the four groups of connecting cylinders 4 is embedded with a pull column 8 penetrating through the shell 2 in a sliding way, and the inner end of the pull column 8 is fixedly connected with a clamping block 9 penetrating through the connecting column 5, the arrangement of the pull column 8 is convenient for the sliding processing of the clamping block 9, and one side, close to the clamping block 9, of the inner part of the conductive column 6 is provided with a clamping groove 601.

Specifically, as shown in fig. 1-3, mounting holes 101 are formed in four corners inside the mounting base 1, the outside of the connecting column 5 is connected with locking studs 7 penetrating through the connecting column 5 in a horizontal screwing manner through threads, the mounting holes 101 are arranged to facilitate overall installation and processing of the rectifier, and the conductors can be locked and fixed on the inner side of the connecting column 5 through the arrangement of the locking studs 7.

Specifically, as shown in fig. 2 and 3, the bottom fixedly connected with of mounting panel 301 runs through the inserted block 302 of casing 2, wherein slot 201 has been seted up to one side that casing 2's inside is close to inserted block 302, and the interior table wall of slot 201 and the exterior wall of inserted block 302 laminate each other, slot 201 and inserted block 302 all are the right trapezoid structure, and the right-angle side of slot 201 and inserted block 302 all faces the one side that is close to top cap 3, the setting of inserted block 302 and slot 201, be convenient for block installation between top cap 3 and the casing 2 is handled, the right-angle side of slot 201 and inserted block 302 all faces the one side that is close to top cap 3 simultaneously, the setting of this kind of structure, be convenient for top cap 3 installs the top at casing 2, can restrict simultaneously top cap 3's extraction.

Specifically, as shown in fig. 2, the cover is equipped with extrusion spring 10 between outer terminal surface of post 8 is located casing 2 and fixture block 9, the vertical cross-section of fixture block 9 and draw-in groove 601 all is the right trapezoid structure, and the right angle limit of fixture block 9 and draw-in groove 601 all faces the one side that is close to mount pad 1, extrusion spring 10's setting, the elasticity block of the fixture block 9 of being convenient for and draw-in groove 601 is handled, the right angle limit of fixture block 9 and draw-in groove 601 all faces the one side that is close to mount pad 1 simultaneously, the setting of this kind of structure, it is inside to be convenient for spliced pole 5 whole inserts connecting cylinder 4, can restrict the extraction of spliced pole.

The working principle is as follows: when the rectifier packaging structure is processed, the rectifier silicon chip 11 is installed between the bottoms of the two groups of connecting cylinders 4, the top cover 3 vertically slides into the top of the shell 2 through the plurality of groups of mounting plates 301, when the insertion block 302 at the bottom of the mounting plate 301 slides to be flush with the slot 201, the insertion block 302 can be clamped into the slot 201 under the action of the elastic force of the mounting plate 301, the integral combined installation processing of the rectifier packaging is completed, when the circuit is required to be connected, the conductor part of the wire is inserted into the connecting column 5, the wire is fixed into the connecting column 5 by rotating the locking stud 7, the connecting column 5 is inserted into the connecting cylinder 4, when the connecting column 5 slides into the bottom of the connecting cylinder 4, the conductive column 6 can contact the rectifier silicon chip 11, and meanwhile, under the action of the elastic force of the extrusion spring 10, the clamping block 9 on the pull column 8 can be clamped into the inner side of the clamping groove 601 in the conductive column 6, the clamping connection processing of the rectifier and the lead is completed.

The above, only be the concrete implementation of the preferred embodiment of the present invention, but the protection scope of the present invention is not limited thereto, and any person skilled in the art is in the technical scope of the present invention, according to the technical solution of the present invention and the utility model, the concept of which is equivalent to replace or change, should be covered within the protection scope of the present invention.

Claims

1. The packaging structure of the bridge rectifier comprises a mounting seat (1), a shell (2), conductive columns (6) and rectifying silicon wafers (11), and is characterized in that the shell (2) is mounted in the middle of the upper end face of the mounting seat (1), a top cover (3) is arranged at the top opening of the shell (2), four corners of the lower end face of the top cover (3) are mounting plates (301) which are vertically and fixedly connected with the inner wall of the shell (2) and are mutually attached, four connecting cylinders (4) penetrating through the top cover (3) are embedded in a rectangular array in a sliding mode at the top of the top cover (3), the rectifying silicon wafers (11) are connected between the bottoms of the four connecting cylinders (4), connecting columns (5) are arranged at the tops of the four connecting cylinders (4), the conductive columns (6) are embedded at the bottoms of the connecting columns (5), pull columns (8) penetrating through the shell (2) are embedded in a sliding mode at one side, close to the four, and the inner end of the pull column (8) is fixedly connected with a clamping block (9) penetrating through the connecting column (5), and one side, close to the clamping block (9), of the inner part of the conductive column (6) is provided with a clamping groove (601).

2. A bridge rectifier package according to claim 1, wherein the mounting base (1) has mounting holes (101) formed at four corners of the interior thereof.

3. The package of a bridge rectifier according to claim 1, wherein the bottom end of the mounting plate (301) is fixedly connected with an insert block (302) penetrating through the housing (2), wherein a slot (201) is formed in one side of the interior of the housing (2) close to the insert block (302), and an inner surface wall of the slot (201) and an outer surface wall of the insert block (302) are attached to each other.

4. A bridge rectifier package according to claim 3, wherein the slots (201) and the plugs (302) are each in a right trapezoid configuration, and the right-angled sides of the slots (201) and the plugs (302) face toward a side close to the top cover (3).

5. A bridge rectifier package according to claim 1, characterized in that the connection posts (5) are externally screwed horizontally with locking studs (7) penetrating the connection posts (5) by means of a thread.

6. A bridge rectifier package according to claim 1, wherein the outer end surface of the pull stud (8) is sleeved with a compression spring (10) between the housing (2) and the latch (9).

7. A bridge rectifier package according to claim 1 or 6, wherein the vertical cross-sections of the clamping block (9) and the clamping groove (601) are in a right trapezoid structure, and the right-angled sides of the clamping block (9) and the clamping groove (601) face to one side close to the mounting seat (1).